212612880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:146

約数の個数: 240

約数和(自身を含む): 738381312

約数和(自身を除く): 525768432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 41, 48, 51, 60, 62, 68, 80, 82, 85, 93, 102, 120, 123, 124, 136, 155, 164, 170, 186, 204, 205, 240, 246, 248, 255, 272, 310, 328, 340, 372, 408, 410, 465, 492, 496, 510, 527, 615, 620, 656, 680, 697, 744, 816, 820, 930, 984, 1020, 1054, 1230, 1240, 1271, 1360, 1394, 1488, 1581, 1640, 1681, 1860, 1968, 2040, 2091, 2108, 2460, 2480, 2542, 2635, 2788, 3162, 3280, 3362, 3485, 3720, 3813, 4080, 4182, 4216, 4920, 5043, 5084, 5270, 5576, 6324, 6355, 6724, 6970, 7440, 7626, 7905, 8364, 8405, 8432, 9840, 10086, 10168, 10455, 10540, 11152, 12648, 12710, 13448, 13940, 15252, 15810, 16728, 16810, 19065, 20172, 20336, 20910, 21080, 21607, 25215, 25296, 25420, 26896, 27880, 28577, 30504, 31620, 33456, 33620, 38130, 40344, 41820, 42160, 43214, 50430, 50840, 52111, 55760, 57154, 61008, 63240, 64821, 67240, 76260, 80688, 83640, 85731, 86428, 100860, 101680, 104222, 108035, 114308, 126480, 129642, 134480, 142885, 152520, 156333, 167280, 171462, 172856, 201720, 208444, 216070, 228616, 259284, 260555, 285770, 305040, 312666, 324105, 342924, 345712, 403440, 416888, 428655, 432140, 457232, 518568, 521110, 571540, 625332, 648210, 685848, 781665, 833776, 857310, 864280, 885887, 1037136, 1042220, 1143080, 1250664, 1296420, 1371696, 1563330, 1714620, 1728560, 1771774, 2084440, 2286160, 2501328, 2592840, 2657661, 3126660, 3429240, 3543548, 4168880, 4429435, 5185680, 5315322, 6253320, 6858480, 7087096, 8858870, 10630644, 12506640, 13288305, 14174192, 17717740, 21261288, 26576610, 35435480, 42522576, 53153220, 70870960, 106306440, 212612880]

約数ペア:

[(1, 212612880), (2, 106306440), (3, 70870960), (4, 53153220), (5, 42522576), (6, 35435480), (8, 26576610), (10, 21261288), (12, 17717740), (15, 14174192), (16, 13288305), (17, 12506640), (20, 10630644), (24, 8858870), (30, 7087096), (31, 6858480), (34, 6253320), (40, 5315322), (41, 5185680), (48, 4429435), (51, 4168880), (60, 3543548), (62, 3429240), (68, 3126660), (80, 2657661), (82, 2592840), (85, 2501328), (93, 2286160), (102, 2084440), (120, 1771774), (123, 1728560), (124, 1714620), (136, 1563330), (155, 1371696), (164, 1296420), (170, 1250664), (186, 1143080), (204, 1042220), (205, 1037136), (240, 885887), (246, 864280), (248, 857310), (255, 833776), (272, 781665), (310, 685848), (328, 648210), (340, 625332), (372, 571540), (408, 521110), (410, 518568), (465, 457232), (492, 432140), (496, 428655), (510, 416888), (527, 403440), (615, 345712), (620, 342924), (656, 324105), (680, 312666), (697, 305040), (744, 285770), (816, 260555), (820, 259284), (930, 228616), (984, 216070), (1020, 208444), (1054, 201720), (1230, 172856), (1240, 171462), (1271, 167280), (1360, 156333), (1394, 152520), (1488, 142885), (1581, 134480), (1640, 129642), (1681, 126480), (1860, 114308), (1968, 108035), (2040, 104222), (2091, 101680), (2108, 100860), (2460, 86428), (2480, 85731), (2542, 83640), (2635, 80688), (2788, 76260), (3162, 67240), (3280, 64821), (3362, 63240), (3485, 61008), (3720, 57154), (3813, 55760), (4080, 52111), (4182, 50840), (4216, 50430), (4920, 43214), (5043, 42160), (5084, 41820), (5270, 40344), (5576, 38130), (6324, 33620), (6355, 33456), (6724, 31620), (6970, 30504), (7440, 28577), (7626, 27880), (7905, 26896), (8364, 25420), (8405, 25296), (8432, 25215), (9840, 21607), (10086, 21080), (10168, 20910), (10455, 20336), (10540, 20172), (11152, 19065), (12648, 16810), (12710, 16728), (13448, 15810), (13940, 15252)]